21071571507712

Names of 21071571507712

• Cardinal: 21071571507712 can be written as Twenty-one trillion, seventy-one billion, five hundred seventy-one million, five hundred seven thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 2.1071571507712 × 10¹³

Factors of 21071571507712

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2635

Divisors of 21071571507712

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 8 11 16 17 22 23 31 32 34 44 46 62 64 68 88 92 121 124 128 136 176 184 187 242 248 253 256 272 341 352 368 374 391 484 496 506 512 527 544 682 704 713 736 748 782 968 992 1012 1054 1088 1331 1364 1408 1426 1472 1496 1564 1936 1984 2024 2057 2108 2176 2551 2662 2728 2783 2816 2852 2944 2992 3128 3751 3872 3968 4048 4114 4216 4301 4352 5102 5324 5456 5566 5632 5704 5797 5888 5984 6256 7502 7744 7843 7936 8096 8228 8432 8602 8704 10204 10648 10912 11132 11408 11594 11776 11968 12121 12512 15004 15488 15686 15872 16192 16456 16864 17204 20408 21296 21824 22264 22627 22816 23188 23936 24242 25024 28061 30008 30613 30976 31372 32384 32912 33728 34408 40816 41261 42592 43367 43648 44528 45254 45632 46376 47311 47872 48484 50048 56122 58673 60016 61226 61952 62744 63767 64768 65824 67456 68816 79081 81632 82522 85184 86273 86734 87296 89056 90508 91264 92752 94622 95744 96968 100096 112244 117346 120032 122452 125488 127534 129536 131648 133331 134912 137632 158162 163264 165044 170368 172546 173468 174592 178112 181016 182528 185504 189244 193936 200192 224488 234692 240064 244904 250976 255068 263296 266662 269824 275264 308671 316324 326528 330088 340736 345092 346936 356224 362032 365056 371008 378488 387872 448976 469384 477037 480128 489808 501952 510136 520421 526592 533324 550528 617342 632648 645403 653056 660176 681472 690184 693872 701437 712448 724064 742016 756976 775744 869891 897952 938768 949003 954074 960256 979616 997441 1003904 1020272 1040842 1053184 1066648 1101056 1234684 1265296 1290806 1306112 1320352 1344377 1380368 1387744 1402874 1424896 1448128 1466641 1484032 1513952 1551488 1739782 1795904 1818863 1877536 1898006 1908148 1920512 1959232 1994882 2007808 2040544 2081684 2133296 2202112 2469368 2530592 2581612 2640704 2688754 2760736 2775488 2805748 2896256 2933282 2968064 3027904 3102976 3395381 3479564 3591808 3637726 3755072 3796012 3816296 3918464 3989764 4015616 4081088 4163368 4266592 4938736 5061184 5163224 5247407 5281408 5377508 5521472 5550976 5611496 5792512 5866564 6055808 6205952 6790762 6959128 7099433 7183616 7275452 7510144 7592024 7632592 7836928 7979528 8162176 8326736 8533184 9568801 9877472 10122368 10326448 10494814 10562816 10755016 10971851 11042944 11101952 11222992 11585024 11733128 12111616 13581524 13918256 14198866 14367232 14550904 14788147 15020288 15184048 15265184 15673856 15959056 16133051 16324352 16653472 17066368 19137602 19754944 20007493 20244736 20652896 20989628 21125632 21510032 21943702 22085888 22203904 22445984 23466256 24223232 27163048 27836512 28397732 29101808 29576294 30040576 30368096 30530368 30920671 31918112 32266102 32648704 33306944 34132736 38275204 39509888 40014986 40489472 41305792 41979256 43020064 43887404 44171776 44891968 46932512 54326096 55673024 56795464 57721477 58203616 59152588 60736192 61060736 61841342 63836224 64532204 66613888 68265472 76550408 78093763 79019776 80029972 82611584 83958512 86040128 87774808 89783936 93865024 105256811 108652192 111346048 113590928 115442954 116407232 118305176 120690361 121472384 122121472 123682684 127672448 129064408 133227776 153100816 156187526 158039552 160059944 162669617 165223168 167917024 172080256 175549616 179567872 187730048 210513622 217304384 220082423 222692096 227181856 230885908 232814464 236610352 241380722 242944768 244242944 247365368 255344896 258128816 266455552 306201632 312375052 320119888 325339234 330446336 335834048 340127381 344160512 351099232 359135744 375460096 421027244 434608768 440164846 445384192 454363712 461771816 465628928 473220704 482761444 485889536 494730736 510689792 516257632 612403264 624750104 640239776 650678468 671668096 680254762 688321024 702198464 750920192 842054488 869217536 880329692 908727424 923543632 931257856 946441408 965522888 989461472 1032515264 1224806528 1249500208 1280479552 1301356936 1327593971 1343336192 1360509524 1404396928 1684108976 1738435072 1760659384 1789365787 1817454848 1847087264 1892882816 1931045776 1978922944 2065030528 2420906653 2449613056 2499000416 2560959104 2602713872 2655187942 2686672384 2721019048 2808793856 3368217952 3521318768 3578731574 3634909696 3694174528 3741401191 3785765632 3862091552 3957845888 4130061056 4841813306 4899226112 4998000832 5121918208 5205427744 5310375884 5442038096 5617587712 6736435904 7042637536 7157463148 7388349056 7482802382 7571531264 7724183104 7915691776 8260122112 9683626612 9996001664 10243836416 10410855488 10620751768 10884076192 13472871808 14085275072 14314926296 14776698112 14965604764 15448366208 15831383552 19367253224 19992003328 20821710976 21241503536 21768152384 26945743616 28170550144 28629852592 29553396224 29931209528 30896732416 38734506448 39984006656 41155413101 41643421952 42483007072 43536304768 53891487232 56341100288 57259705184 59862419056 61793464832 77469012896 82310826202 83286843904 84966014144 87072609536 112682200576 114519410368 119724838112 154938025792 164621652404 169932028288 174145219072 229038820736 239449676224 309876051584 329243304808 339864056576 458077641472 478899352448 619752103168 658486609616 679728113152 916155282944 957798704896 1239504206336 1316973219232 1915597409792 2633946438464 5267892876928 10535785753856 21071571507712
• Sum of all divisors σ(n): 52836142841856
• Sum of proper divisors (its aliquot sum) s(n): 31764571334144
• 21071571507712 is an abundant number, because the sum of its proper divisors (31764571334144) is greater than itself. Its abundance is 10692999826432

Bases of 21071571507712

• Binary: 100110010101000011011100010001101101000000000₂
• Hexadecimal: 0x132A1B88DA00
• Base-36: 7GW59MGHS

Squares and roots of 21071571507712

• 21071571507712 squared (21071571507712²) is 444011125804620168875474944
• 21071571507712 cubed (21071571507712³) is 9356012187611762721006875621322158768128
• The square root of 21071571507712 is 4590378.1443048893
• The cube root of 21071571507712 is 27620.5491385385

Scales and comparisons

• 21,071,571,507,712 seconds is equal to 670,010 years, 41 weeks, 2 days, 11 hours, 41 minutes, 52 seconds.
• To count from 1 to 21,071,571,507,712 would take you about one million, six hundred seventy-five thousand and twenty-six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21071571507712 cubic inches would be around 2301.7 feet tall.

Recreational maths with 21071571507712

• 21071571507712 backwards is 21770517517012
• 21071571507712 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21071571507712's digits is 46
• More coming soon!